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春季施肥
释义
春季施肥
Encyclopedia
农学
春季施肥
释
spring fertilization
春季施肥
春季根据作物需肥特性开展的施肥活动。即春玉米、春小麦等各种春播作物,进行春季育苗、移栽的果树和播种的蔬菜,冬小麦、冬油菜等越冬作物,以及越冬后的果树和大棚蔬菜等,春季需根据土壤养分供应情况和作物养分需求规律,结合整地施用基肥或种肥,或进行追肥。
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National Engineering Research Center of Chemistry of Forest Products
National Engineering University of Peru
National Entrance Test of English for MA/MS Candidates
National Environmental Policy Act of 1969
National Environmental Policy Act of the United States of America
National Environmental Protection "12th Five-Year" Program Environment and Health Work Plan
National Environmental Protection "12th Five-Year" Science and Technology Development Planning
national environmental protection model city system
national environmental protection pilot city
national environmental standards
national epic
national equality
national ethic
national ethics
National Ethnic minority Folk Art Exhibition
National Ethnic Museum of China
nationa leveling network
National Excellent Multimedia CD Evaluation
National Excellent Radio Program Award
National Excellent TV News Award
National Excellent TV Social Education Program Award
national excellent urban and rural planning and design award
National Exhibition on Stagecraft 1982
National Exit and Entry Personnel Information Database
national extreme drought from 2000 to 2001
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